How many degrees is 1/4 of a circle or 1/4 of a full turn? and how many degrees is 1/6 of a circle or 1/6 of a full turn ?

Tcan be concluded that % of the seniors would prefer to see more candid pictures in this year's edition of the yearbook.

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

Find the quotient with the restriction.